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Whole House Generator Sales, Installation, Maintenance and Repair in King of Prussia .

Peace of mind at low monthly rates

  • Turnkey Installation

  • Certified Electricians & Plumbers

  • Permitting When Required

  • Maintenance & Service After Install

  • Schedule Your Install Today

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How Standby Power Works

Utility
power is lost

Generator detects a problem

Power transferred through ATS

Electricity is automatically restored

#1 Generac Generator Installation in King of Prussia and Southeastern PA

The Standby Power People®

Why Choose Us for Whole House Generator Services in the King of Prussia and Southeastern PA

As a leader in whole home generator sales, installation, maintenance, service and repair in King of Prussia, PA , our top-of-the-line whole house Generac generators, along with our skilled technicians and electricians, effectively ensure that you’re never left in the dark again.

Homeowners with standby power solutions in the King of Prussia and Southeastern PA  are proactive about the safety and security of their families and businesses. At the same time, they benefit from the return on investment that a whole house generator brings to their properties by increasing the home’s value.

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Why We Choose Generac

7 Out-Of 10 Homeowners Choose Generac​

Founded in 1959, Generac was the first to engineer affordable home standby generators, along with the first engine developed specifically for the rigors of generator use, and is now the #1 manufacturer of home backup generators. ​

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Why We Choose Generac

Engineered & Built In the USA

Generac generators are made in Waukesha, Wisconsin. Generac adheres to a vertically integrated philosophy, customers can get a generator system designed, manufactured and supported by a single source.​

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Professional Generator Installation in King of Prussia and Southeastern PA

Whole House Generator Installation Company in King of Prussia and Southeastern PA

Experience our turnkey whole house generator installation services, where we manage everything from the initial consultation, to the final power outage simulation, to post installation annual service. Our licensed electricians and plumbers facilitate a seamless set-up, adhere to local codes, use Generac compliant materials including copper wiring and oversee the permitting process. Expect regular updates throughout each phase of your generator installation, ensuring peace of mind and compliance every step of the way.

  • Turnkey Installation

  • State Certified Electricians & Plumbers

  • Permitting As Required

  • Code Compliant Design and Installation

  • Copper Wire (never aluminum)

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Expert Home Standby Generac Generator Maintenance in King of Prussia and Southeastern PA

Enhance your generator’s performance with our GenMonitor system, offering control and full utilization of your unit. For an affordable monthly fee, experience unmatched reliability and convenience with our whole home Generator maintenance services designed to keep your generator in optimal condition at all times in King of Prussia and Southeastern PA.

  • Full maintenance with a multi point inspection, includes transfer

  • Full time employee dedicated to your monitor

  • Certified Generac Parts

  • Manufacturer Certified Technicians

  • VIP Status with Priority Scheduling

  • Discounted rate on services

     

$39

18kW - 26kW

$49

27kW - 38kW

$59

48kW - 80kW

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Whole House Generator Maintenance Service in King of Prussia and Southeastern PA

Whole House Generator Service in King of Prussia and Southeastern PA

At Generator Supercenter of The Mainline, we are committed to providing best in marketplace whole home generator services in King of Prussia and Southeastern PA. Count on us to give you specific warranty and maintenance information on your generator to ensure its smooth operation continues for years to come.

  • We Respect All Manufacturer's Warranties

  • We have manufacturer certified technicians

  • Commercial or Residential

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18kW Generac Guardian

  • True Power™ Technology
  • Generac's G-Force Engine™
  • Generac's Evolution™ Controller
  • Solid State, Frequency Compensated Voltage Regulation
  • 48L" x 25W" x 29H"
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22kW Generac Guardian

  • True Power™ Technology
  • Generac's G-Force Engine™
  • Removable Front and Side Panels
  • Solid State, Frequency Compensated Voltage Regulation
  • 48L" x 25W" x 29H"
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24kW Generac Guardian

  • True Power™ Technology
  • Generac's G-Force Engine™
  • Removable Front and Side Panels
  • Solid State, Frequency Compensated Voltage Regulation
  • 48L" x 25W" x 29H"
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26kW Generac Guardian

  • True Power™ Technology
  • Generac's G-Force Engine™
  • Removable Front and Side Panels
  • Solid State, Frequency Compensated Voltage Regulation
  • 48L" x 25W" x 29H"
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32kW Generac

  • True Power™ Technology
  • Generac's Evolution™ Controller
  • 18” Offset –​ Can Be Installed Just 18” From A Structure
  • Solid State, Frequency Compensated Voltage Regulation
  • 83.4L" x 35W" x 46H"
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40kW Generac

  • True Power™ Technology
  • Generac's Evolution™ Controller
  • 18” Offset –​ Can Be Installed Just 18” From A Structure
  • Solid State, Frequency Compensated Voltage Regulation
  • 83.4L" x 35W" x 46H"
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48kW Generac

  • True Power™ Technology
  • Generac's G-Force Engine™
  • Generac's Evolution™ Controller
  • 18” Offset –​ Can Be Installed Just 18” From A Structure
  • 83.4L" x 35W" x 46H"
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60kW Generac

  • True Power™ Technology
  • Generac's G-Force Engine™
  • Generac's Evolution™ Controller
  • Solid State, Frequency Compensated Voltage Regulation
  • 97.7L" x 38W" x 48.9H"
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Turnkey Install

Schedule Your Install Today

  • Peace of mind at low monthly rates

  • Security

  • Peace of Mind

  • Protect Your Family

  • Protect Your Investments

From Our Customers
My husband and I had a great experience with Generator Supercenter. The staff members were friendly and well informed. Very pleased and it was installed before hurricane season started.
Carol L.Verified Customer
We have enjoyed the peace-of-mind knowing our Generac generator will engage when needed. The maintenance contract that we use brings an added relief knowing a trained technician is taking care of the equipment...
Google UserVerified Customer
After shopping around for a new Generac generator, we were most impressed by Generator Supercenter. They did a great job explaining the process and they have the best reputable pricing around. Waiting for our installation but so far a great experience!
Heather G.Verified Customer
Generator Supercenter is a huge company, yet is dedicated to each individual customer. They price matched, exceeded install time, and have been prompt and responsive with service. I have and will continue to recommend them to our friends!
Jhamal S.Verified Customer
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About Us
Franchise
GenMonitor
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The Importance of Generator Maintenance

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How A Standby Generator Can Help You Prepare For Power Outages

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Generator Maintenance Tips: How to Keep Your Generator Running in Winter

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As the #1 Generac dealer in North America, our focus is on building relationships. Our team consists of trained experts, from design & consultation to installation & maintenance.

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